/sys$common/syshlp/helplib.hlb POSIX Threads, PTHREAD routines, pthread_self, Associated Routines  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       pthread_cancel()
       pthread_create()
       pthread_detach()
       pthread_exit()
       pthread_getsequence_np()
       pthread_join()
       pthread_kill()
       pthread_sigmask()